FM8 серии Частотомер / Гц метр и Tachomet

Digital frequency meter, tacho meter, line speed meter Toky FM series Frequency / Tacho / Linspeed Meter with follow features: 1) Single line 4 digit (FM4) or 5 digit (FM8) LED display; 2) Thumb switch setting alarm value; 3) 4 control mode: U-U, U-d, d-U, d-d; 4) One meter with multi-function, frequency / tacho / line speed selected by software; 5) Input / output optical isolation, high anti-interference; 6) With hysteresis setting to improve the stability of meter and system; 7) High accuracy, 0.1% F.S.,decimal point float or fixed display to be optional; 8) Power supply: FM4: 85-265VAC, FM8: 220V / 110AC+/-10%; 9) Relay capacity: 250VAC / 3A, resistance load; 10) With auxiliary power output 12VDC+/-10%, 50mA(max); 11) Measuring range: 0.1-5KHz Models for choosing: FM Series sensor meter FM4-A10BFM8-A10BFM4-RB10BFM8-RB10BFM8-RC10B